Explorer base GUI class. More...

Inheritance diagram for ilExplorerBaseGUI:

Collaboration diagram for ilExplorerBaseGUI:

Public Member Functions
	__construct ($a_expl_id, $a_parent_obj, $a_parent_cmd)
	Constructor. More...

	setChildLimit ($a_val)
	Set child limit. More...

	getChildLimit ()
	Get child limit. More...

	setSearchTerm ($a_val)
	Set search term. More...

	getSearchTerm ()
	Get search term. More...

	setMainTemplate ($a_main_tpl=null)
	Set main template (that is responsible for adding js/css) More...

	getRootNode ()
	Get root node. More...

	getChildsOfNode ($a_parent_node_id)
	Get childs of node. More...

	getNodeContent ($a_node)
	Get content of a node. More...

	getNodeId ($a_node)
	Get id of a node. More...

	getNodeHref ($a_node)
	Get href for node. More...

	nodeHasVisibleChilds ($a_node)
	Node has childs? More...

	sortChilds ($a_childs, $a_parent_node_id)
	Sort childs. More...

	getNodeIcon ($a_node)
	Get node icon path. More...

	getNodeIconAlt ($a_node)
	Get node icon alt attribute. More...

	getNodeTarget ($a_node)
	Get node target (frame) attribute. More...

	getNodeOnClick ($a_node)
	Get node onclick attribute. More...

	isNodeVisible ($a_node)
	Is node visible? More...

	isNodeHighlighted ($a_node)
	Is node highlighted? More...

	isNodeClickable ($a_node)
	Is node clickable? More...

	getId ()
	Get id of explorer element. More...

	setSkipRootNode ($a_val)
	Set skip root node. More...

	getSkipRootNode ()
	Get skip root node. More...

	setAjax ($a_val)
	Set ajax. More...

	getAjax ()
	Get ajax. More...

	setSecondaryHighlightedNodes ($a_val)
	Set secondary (background) highlighted nodes. More...

	getSecondaryHighlightedNodes ()
	Get secondary (background) highlighted nodes. More...

	setNodeOpen ($a_id)
	Set node to be opened (additional custom opened node, not standard expand behaviour) More...

	setSelectMode ($a_postvar, $a_multi=false)
	Set select mode (to deactivate, pass an empty string as postvar) More...

	setNodeSelected ($a_id)
	Set node to be opened (additional custom opened node, not standard expand behaviour) More...

	setOfflineMode ($a_val)
	Set offline mode. More...

	getOfflineMode ()
	Get offline mode. More...

	handleCommand ()
	Handle explorer internal command. More...

	getContainerId ()
	Get container id. More...

	openNode ()
	Open node. More...

	closeNode ()
	Close node. More...

	getNodeAsync ()
	Get node asynchronously. More...

	beforeRendering ()
	Before rendering. More...

	getOnLoadCode ()
	Get on load code. More...

	getHTML ()
	Get HTML. More...

	renderNode ($a_node, $tpl)
	Render node. More...

	renderChilds ($a_node_id, $tpl)
	Render childs. More...

	getDomNodeIdForNodeId ($a_node_id)
	Get DOM node id for node id. More...

	getNodeIdForDomNodeId ($a_dom_node_id)
	Get node id for dom node id. More...

	listItemStart ($tpl, $a_node)
	List item start. More...

	listItemEnd ($tpl)
	List item end. More...

	listStart ($tpl)
	List start. More...

	listEnd ($tpl)
	List end. More...

	isNodeOnclickEnabled ()

	setNodeOnclickEnabled ($nodeOnclickEnabled)

	isEnableDnd ()

	setEnableDnd ($enable_dnd)
	Enable Drag & Drop functionality. More...

Static Public Member Functions
static	getLocalExplorerJsPath ()
	Get local path of explorer js. More...

static	getLocalJsTreeJsPath ()
	Get local path of jsTree js. More...

static	getLocalJsTreeCssPath ()
	Get local path of jsTree js. More...

static	createHTMLExportDirs ($a_target_dir)
	Create html export directories. More...

static	init ($a_main_tpl=null)
	Init JS. More...

Protected Member Functions
	isNodeSelectable ($a_node)
	Is node selectable? More...

	getNodeToggleOnClick ($a_node)
	Get onclick attribute for node toggling. More...

	getSelectOnClick ($a_node)
	Get onclick attribute for selecting radio/checkbox. More...

	isNodeOpen ($node_id)
	Get all open nodes. More...

	getJSTreePlugins ()

Protected Attributes
	$log

	$ctrl

	$tpl

	$skip_root_node = false

	$ajax = false

	$custom_open_nodes = array()

	$selected_nodes = array()

	$select_postvar = ""

	$offline_mode = false

	$sec_highl_nodes = array()

	$enable_dnd = false

	$search_term = ""

	$open_nodes = []

	$store

	$parent_obj

	$child_limit = 0

	$parent_cmd = ''

Static Protected Attributes
static	$js_tree_path = "./libs/bower/bower_components/jstree/dist/jstree.js"

static	$js_tree_path_css = "./libs/bower/bower_components/jstree/dist/themes/default/style.min.css"

static	$js_expl_path = "./Services/UIComponent/Explorer2/js/Explorer2.js"

Private Attributes
	$nodeOnclickEnabled

Detailed Description

Explorer base GUI class.

The class is supposed to work on a hierarchie of nodes that are identified by IDs. Whether nodes are represented by associative arrays or objects is not defined by this abstract class.

Author: Alex Killing alex..nosp@m.kill.nosp@m.ing@g.nosp@m.mx.d.nosp@m.e

Version: $Id$

Definition at line 16 of file class.ilExplorerBaseGUI.php.

Constructor & Destructor Documentation

◆ __construct()

ilExplorerBaseGUI::__construct	(	$a_expl_id,
		$a_parent_obj,
		$a_parent_cmd
	)

Constructor.

Definition at line 72 of file class.ilExplorerBaseGUI.php.

References $_GET, $DIC, $open_nodes, and ilYuiUtil\initConnection().

     {
         global $DIC;
 
         $this->log = $DIC["ilLog"];
         $this->ctrl = $DIC->ctrl();
         $this->tpl = $DIC["tpl"];
         $this->id = $a_expl_id;
         $this->parent_obj = $a_parent_obj;
         $this->parent_cmd = $a_parent_cmd;
         // get open nodes
         include_once("./Services/Authentication/classes/class.ilSessionIStorage.php");
         $this->store = new ilSessionIStorage("expl2");
         $open_nodes = $this->store->get("on_" . $this->id);
         $this->open_nodes = unserialize($open_nodes);
         if (!is_array($this->open_nodes)) {
             $this->open_nodes = array();
         }
 
         $this->requested_node_id = $_GET["node_id"];
 
         $this->nodeOnclickEnabled = true;
         ilYuiUtil::initConnection();
     }

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Member Function Documentation

◆ beforeRendering()

ilExplorerBaseGUI::beforeRendering ( )

Before rendering.

Definition at line 620 of file class.ilExplorerBaseGUI.php.

Referenced by getHTML(), and getNodeAsync().

621 {

622 }

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◆ closeNode()

ilExplorerBaseGUI::closeNode ( )

Close node.

Definition at line 578 of file class.ilExplorerBaseGUI.php.

References $_GET, $ilLog, $log, exit, and getNodeIdForDomNodeId().

     {
         $ilLog = $this->log;
         
         $id = $this->getNodeIdForDomNodeId($_GET["node_id"]);
         if (in_array($id, $this->open_nodes)) {
             $k = array_search($id, $this->open_nodes);
             unset($this->open_nodes[$k]);
         }
         $this->store->set("on_" . $this->id, serialize($this->open_nodes));
         exit;
     }

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◆ createHTMLExportDirs()

static ilExplorerBaseGUI::createHTMLExportDirs ( $a_target_dir )

static

Create html export directories.

Parameters

string $a_target_dir target directory

Definition at line 178 of file class.ilExplorerBaseGUI.php.

References getChildsOfNode(), getNodeContent(), getNodeId(), getRootNode(), and ilUtil\makeDirParents().

     {
         ilUtil::makeDirParents($a_target_dir . "/Services/UIComponent/Explorer2/lib/jstree-v.pre1.0");
         ilUtil::makeDirParents($a_target_dir . "/Services/UIComponent/Explorer2/js");
     }

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◆ getAjax()

ilExplorerBaseGUI::getAjax ( )

Get ajax.

Returns: boolean ajax

Definition at line 417 of file class.ilExplorerBaseGUI.php.

References $ajax.

Referenced by getOnLoadCode(), ilObjStudyProgrammeTreeExplorerGUI\listItemStart(), listItemStart(), and renderNode().

     {
         return $this->ajax;
     }

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◆ getChildLimit()

ilExplorerBaseGUI::getChildLimit ( )

Get child limit.

Returns: int child limit

Definition at line 112 of file class.ilExplorerBaseGUI.php.

References $child_limit.

Referenced by renderChilds().

     {
         return $this->child_limit;
     }

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◆ getChildsOfNode()

ilExplorerBaseGUI::getChildsOfNode ( $a_parent_node_id )

abstract

Get childs of node.

Parameters

string $a_parent_id parent node id

Returns: array childs

Referenced by createHTMLExportDirs(), getHTML(), ilKSDocumentationExplorerGUI\getRootNode(), nodeHasVisibleChilds(), and renderChilds().

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◆ getContainerId()

ilExplorerBaseGUI::getContainerId ( )

Get container id.

Parameters

Definition at line 555 of file class.ilExplorerBaseGUI.php.

References getId().

Referenced by ilObjStudyProgrammeTreeExplorerGUI\getHTML(), getHTML(), getNodeToggleOnClick(), getOnLoadCode(), and handleCommand().

     {
         return "il_expl2_jstree_cont_" . $this->getId();
     }

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◆ getDomNodeIdForNodeId()

ilExplorerBaseGUI::getDomNodeIdForNodeId ( $a_node_id )

Get DOM node id for node id.

Parameters

Definition at line 953 of file class.ilExplorerBaseGUI.php.

References getId().

Referenced by ilTreeExplorerGUI\getChildsOfNode(), getNodeToggleOnClick(), getOnLoadCode(), getSelectOnClick(), ilObjStudyProgrammeTreeExplorerGUI\listItemStart(), listItemStart(), and renderChilds().

     {
         return "exp_node_" . $this->getId() . "_" . $a_node_id;
     }

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◆ getHTML()

ilExplorerBaseGUI::getHTML ( )

Get HTML.

Definition at line 738 of file class.ilExplorerBaseGUI.php.

References $ctrl, $ilCtrl, $tpl, beforeRendering(), getChildsOfNode(), getContainerId(), getId(), getNodeId(), getOnLoadCode(), getRootNode(), getSkipRootNode(), isNodeVisible(), listEnd(), listStart(), renderNode(), and sortChilds().

     {
         $tpl = $this->tpl;
         $ilCtrl = $this->ctrl;
 
         $root = $this->getNodeId($this->getRootNode());
         if (!in_array($root, $this->open_nodes)) {
             $this->open_nodes[] = $root;
         }
 
         $this->beforeRendering();
 
         self::init($tpl);
         $container_id = $this->getContainerId();
         $container_outer_id = "il_expl2_jstree_cont_out_" . $this->getId();
 
         if (!$ilCtrl->isAsynch()) {
             $tpl->addOnLoadCode($this->getOnLoadCode());
         }
 
         $etpl = new ilTemplate("tpl.explorer2.html", true, true, "Services/UIComponent/Explorer2");
 
         if (!$this->ajax) {
             // render childs
             $root_node = $this->getRootNode();
 
             if (!$this->getSkipRootNode() &&
                 $this->isNodeVisible($this->getRootNode())) {
                 $this->listStart($etpl);
                 $this->renderNode($this->getRootNode(), $etpl);
                 $this->listEnd($etpl);
             } else {
                 $childs = $this->getChildsOfNode($this->getNodeId($root_node));
                 $childs = $this->sortChilds($childs, $this->getNodeId($root_node));
                 $any = false;
                 foreach ($childs as $child_node) {
                     if ($this->isNodeVisible($child_node)) {
                         if (!$any) {
                             $this->listStart($etpl);
                             $any = true;
                         }
                         $this->renderNode($child_node, $etpl);
                     }
                 }
                 if ($any) {
                     $this->listEnd($etpl);
                 }
             }
         }
 
         $etpl->setVariable("CONTAINER_ID", $container_id);
         $etpl->setVariable("CONTAINER_OUTER_ID", $container_outer_id);
 
         $add = "";
         if ($ilCtrl->isAsynch()) {
             $add = "<script>" . $this->getOnLoadCode() . "</script>";
         }
 
         $content = $etpl->get();
         //echo $content.$add; exit;
         return $content . $add;
     }

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◆ getId()

ilExplorerBaseGUI::getId ( )

Get id of explorer element.

Returns: integer id

Definition at line 375 of file class.ilExplorerBaseGUI.php.

Referenced by getContainerId(), getDomNodeIdForNodeId(), getHTML(), getNodeIdForDomNodeId(), and getOnLoadCode().

     {
         return $this->id;
     }

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◆ getJSTreePlugins()

ilExplorerBaseGUI::getJSTreePlugins ( )

protected

Definition at line 703 of file class.ilExplorerBaseGUI.php.

References isEnableDnd().

Referenced by getOnLoadCode().

     {
         $plugins = array("html_data", "themes", "json_data");
         if ($this->isEnableDnd()) {
             $plugins[] = "dnd";
         }
         return $plugins;
     }

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◆ getLocalExplorerJsPath()

static ilExplorerBaseGUI::getLocalExplorerJsPath ( )

static

Get local path of explorer js.

Definition at line 152 of file class.ilExplorerBaseGUI.php.

Referenced by ilGroupUserActionProvider\getJsScripts(), and ILIAS\LearningModule\Export\LMHtmlExport\getSupplyingExportFiles().

     {
         return self::$js_expl_path;
     }

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◆ getLocalJsTreeCssPath()

static ilExplorerBaseGUI::getLocalJsTreeCssPath ( )

static

Get local path of jsTree js.

Definition at line 168 of file class.ilExplorerBaseGUI.php.

Referenced by ILIAS\LearningModule\Export\LMHtmlExport\getSupplyingExportFiles().

     {
         return self::$js_tree_path_css;
     }

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◆ getLocalJsTreeJsPath()

static ilExplorerBaseGUI::getLocalJsTreeJsPath ( )

static

Get local path of jsTree js.

Definition at line 160 of file class.ilExplorerBaseGUI.php.

Referenced by ilGroupUserActionProvider\getJsScripts(), and ILIAS\LearningModule\Export\LMHtmlExport\getSupplyingExportFiles().

     {
         return self::$js_tree_path;
     }

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◆ getNodeAsync()

ilExplorerBaseGUI::getNodeAsync ( )

Get node asynchronously.

Definition at line 594 of file class.ilExplorerBaseGUI.php.

References $_GET, beforeRendering(), exit, getNodeId(), getNodeIdForDomNodeId(), getRootNode(), renderChilds(), renderNode(), setSearchTerm(), and ilUtil\stripSlashes().

     {
         $this->beforeRendering();
 
         $etpl = new ilTemplate("tpl.explorer2.html", true, true, "Services/UIComponent/Explorer2");
 
         $root = $this->getNodeId($this->getRootNode());
         if (!in_array($root, $this->open_nodes)) {
             $this->open_nodes[] = $root;
         }
 
         if ($_GET["node_id"] != "") {
             $id = $this->getNodeIdForDomNodeId($_GET["node_id"]);
             $this->setSearchTerm(ilUtil::stripSlashes($_GET["searchterm"]));
             $this->renderChilds($id, $etpl);
         } else {
             $id = $this->getNodeId($this->getRootNode());
             $this->renderNode($this->getRootNode(), $etpl);
         }
         echo $etpl->get("tag");
         exit;
     }

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◆ getNodeContent()

ilExplorerBaseGUI::getNodeContent ( $a_node )

abstract

Get content of a node.

Parameters

mixed $a_node node array or object

Returns: string content of the node

Referenced by createHTMLExportDirs(), ilTreeExplorerGUI\createNode(), ilTreeExplorerGUI\getTreeComponent(), ilTreeExplorerGUI\matches(), and renderNode().

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◆ getNodeHref()

ilExplorerBaseGUI::getNodeHref ( $a_node )

Get href for node.

Parameters

mixed $a_node node object/array

Returns: string href attribute

Definition at line 235 of file class.ilExplorerBaseGUI.php.

Referenced by ilTreeExplorerGUI\build(), and renderNode().

     {
         return "#";
     }

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◆ getNodeIcon()

ilExplorerBaseGUI::getNodeIcon ( $a_node )

Get node icon path.

Parameters

mixed $a_node node object/array

Returns: string image file path

Definition at line 280 of file class.ilExplorerBaseGUI.php.

Referenced by ilTreeExplorerGUI\createNode(), and renderNode().

     {
         return "";
     }

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◆ getNodeIconAlt()

ilExplorerBaseGUI::getNodeIconAlt ( $a_node )

Get node icon alt attribute.

Parameters

mixed $a_node node object/array

Returns: string image alt attribute

Definition at line 291 of file class.ilExplorerBaseGUI.php.

Referenced by renderNode().

     {
         return "";
     }

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◆ getNodeId()

ilExplorerBaseGUI::getNodeId ( $a_node )

abstract

Get id of a node.

Parameters

mixed $a_node node array or object

Returns: string id of node

Referenced by createHTMLExportDirs(), getHTML(), getNodeAsync(), getNodeToggleOnClick(), getOnLoadCode(), getSelectOnClick(), isNodeOpen(), listItemStart(), nodeHasVisibleChilds(), and renderNode().

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◆ getNodeIdForDomNodeId()

ilExplorerBaseGUI::getNodeIdForDomNodeId ( $a_dom_node_id )

Get node id for dom node id.

Parameters

Definition at line 964 of file class.ilExplorerBaseGUI.php.

References $i, and getId().

Referenced by closeNode(), getNodeAsync(), ilObjStudyProgrammeTreeExplorerGUI\openCertainNode(), and openNode().

     {
         $i = strlen("exp_node_" . $this->getId() . "_");
         return substr($a_dom_node_id, $i);
     }

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◆ getNodeOnClick()

ilExplorerBaseGUI::getNodeOnClick ( $a_node )

Get node onclick attribute.

Parameters

mixed $a_node node object/array

Returns: string onclick value

Definition at line 313 of file class.ilExplorerBaseGUI.php.

References getSelectOnClick().

Referenced by renderNode().

     {
         if ($this->select_postvar != "") {
             return $this->getSelectOnClick($a_node);
         }
         return "";
     }

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◆ getNodeTarget()

ilExplorerBaseGUI::getNodeTarget ( $a_node )

Get node target (frame) attribute.

Parameters

mixed $a_node node object/array

Returns: string target

Definition at line 302 of file class.ilExplorerBaseGUI.php.

Referenced by renderNode().

     {
         return "";
     }

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◆ getNodeToggleOnClick()

ilExplorerBaseGUI::getNodeToggleOnClick ( $a_node )

finalprotected

Get onclick attribute for node toggling.

Parameters

Definition at line 461 of file class.ilExplorerBaseGUI.php.

References getContainerId(), getDomNodeIdForNodeId(), and getNodeId().

     {
         return "$('#" . $this->getContainerId() . "').jstree('toggle_node' , '#" .
             $this->getDomNodeIdForNodeId($this->getNodeId($a_node)) . "'); return false;";
     }

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◆ getOfflineMode()

ilExplorerBaseGUI::getOfflineMode ( )

Get offline mode.

Returns: bool offline mode

Definition at line 521 of file class.ilExplorerBaseGUI.php.

References $offline_mode.

Referenced by ilLMExplorerGUI\__construct(), ilLMTOCExplorerGUI\__construct(), ilLMExplorerGUI\beforeRendering(), ilLMTOCExplorerGUI\getNodeHref(), ilLMTOCExplorerGUI\getNodeIcon(), getOnLoadCode(), and ilLMTOCExplorerGUI\isNodeClickable().

     {
         return $this->offline_mode;
     }

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◆ getOnLoadCode()

ilExplorerBaseGUI::getOnLoadCode ( )

Get on load code.

Parameters

Definition at line 644 of file class.ilExplorerBaseGUI.php.

References $config, $ctrl, $ilCtrl, $open_nodes, $url, getAjax(), getContainerId(), getDomNodeIdForNodeId(), getId(), getJSTreePlugins(), getNodeId(), getOfflineMode(), and getRootNode().

Referenced by getHTML().

     {
         $ilCtrl = $this->ctrl;
 
         $container_id = $this->getContainerId();
         $container_outer_id = "il_expl2_jstree_cont_out_" . $this->getId();
 
         // collect open nodes
         $open_nodes = array($this->getDomNodeIdForNodeId($this->getNodeId($this->getRootNode())));
         foreach ($this->open_nodes as $nid) {
             $open_nodes[] = $this->getDomNodeIdForNodeId($nid);
         }
         foreach ($this->custom_open_nodes as $nid) {
             $dnode = $this->getDomNodeIdForNodeId($nid);
             if (!in_array($dnode, $open_nodes)) {
                 $open_nodes[] = $dnode;
             }
         }
 
         // ilias config options
         $url = "";
         if (!$this->getOfflineMode()) {
             if (is_object($this->parent_obj)) {
                 $url = $ilCtrl->getLinkTarget($this->parent_obj, $this->parent_cmd, "", true);
             } else {
                 $url = $ilCtrl->getLinkTargetByClass($this->parent_obj, $this->parent_cmd, "", true);
             }
         }
 
         // secondary highlighted nodes
         $shn = array();
         foreach ($this->sec_highl_nodes as $sh) {
             $shn[] = $this->getDomNodeIdForNodeId($sh);
         }
         $config = array(
             "container_id" => $container_id,
             "container_outer_id" => $container_outer_id,
             "url" => $url,
             "second_hnodes" => $shn,
             "ajax" => $this->getAjax(),
         );
 
 
         // jstree config options
         $js_tree_config = array(
             "core" => array(
                 "animation" => 0,
                 "initially_open" => $open_nodes,
                 "open_parents" => false,
                 "strings" => array("loading" => "Loading ...", "new_node" => "New node"),
                 "themes" => array("dots" => false, "icons" => false, "theme" => "")
             ),
             "plugins" => $this->getJSTreePlugins(),
             "html_data" => array()
         );
 
         return 'il.Explorer2.init(' . json_encode($config) . ', ' . json_encode($js_tree_config) . ');';
     }

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◆ getRootNode()

ilExplorerBaseGUI::getRootNode ( )

abstract

Get root node.

Please note that the class does not make any requirements how nodes are represented (array or object)

Returns: mixed root node object/array

Referenced by createHTMLExportDirs(), getHTML(), getNodeAsync(), getOnLoadCode(), isNodeOpen(), and renderNode().

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◆ getSearchTerm()

ilExplorerBaseGUI::getSearchTerm ( )

Get search term.

Returns: string search term

Definition at line 132 of file class.ilExplorerBaseGUI.php.

References $search_term.

Referenced by ilTreeExplorerGUI\getChildsOfNode(), ilTreeExplorerGUI\matches(), and renderChilds().

     {
         return $this->search_term;
     }

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◆ getSecondaryHighlightedNodes()

ilExplorerBaseGUI::getSecondaryHighlightedNodes ( )

Get secondary (background) highlighted nodes.

Returns: array array of node ids

Definition at line 437 of file class.ilExplorerBaseGUI.php.

References $sec_highl_nodes.

     {
         return $this->sec_highl_nodes;
     }

◆ getSelectOnClick()

ilExplorerBaseGUI::getSelectOnClick ( $a_node )

finalprotected

Get onclick attribute for selecting radio/checkbox.

Parameters

Definition at line 473 of file class.ilExplorerBaseGUI.php.

References getDomNodeIdForNodeId(), and getNodeId().

Referenced by getNodeOnClick().

     {
         $dn_id = $this->getDomNodeIdForNodeId($this->getNodeId($a_node));
         $oc = "il.Explorer2.selectOnClick(event, '" . $dn_id . "'); return false;";
         return $oc;
     }

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◆ getSkipRootNode()

ilExplorerBaseGUI::getSkipRootNode ( )

Get skip root node.

Returns: boolean skip root node

Definition at line 397 of file class.ilExplorerBaseGUI.php.

References $skip_root_node.

Referenced by getHTML(), and renderNode().

     {
         return $this->skip_root_node;
     }

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◆ handleCommand()

ilExplorerBaseGUI::handleCommand ( )

Handle explorer internal command.

Returns: boolean true, if an internal command has been performed.

Definition at line 535 of file class.ilExplorerBaseGUI.php.

References $_GET, and getContainerId().

Referenced by ilObjTaxonomyGUI\showTree().

     {
         if ($_GET["exp_cmd"] != "" &&
             $_GET["exp_cont"] == $this->getContainerId()) {
             $cmd = $_GET["exp_cmd"];
             if (in_array($cmd, array("openNode", "closeNode", "getNodeAsync"))) {
                 $this->$cmd();
             }
             
             return true;
         }
         return false;
     }

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◆ init()

static ilExplorerBaseGUI::init ( $a_main_tpl = null )

static

Init JS.

Definition at line 716 of file class.ilExplorerBaseGUI.php.

References $DIC, $tpl, and iljQueryUtil\initjQuery().

Referenced by ilInternalLinkGUI\getInitHTML(), ILIAS\Repository\Provider\RepositoryMainBarProvider\getStaticSubItems(), and ilObjStudyProgrammeGUI\initTreeJS().

     {
         global $DIC;
 
         if ($a_main_tpl == null) {
             $tpl = $DIC["tpl"];
         } else {
             $tpl = $a_main_tpl;
         }
 
         include_once("./Services/jQuery/classes/class.iljQueryUtil.php");
         iljQueryUtil::initjQuery($tpl);
 
         $tpl->addJavascript(self::getLocalExplorerJsPath());
         $tpl->addJavascript(self::getLocalJsTreeJsPath());
         $tpl->addCss(self::getLocalJsTreeCssPath());
     }

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◆ isEnableDnd()

ilExplorerBaseGUI::isEnableDnd ( )

Definition at line 1046 of file class.ilExplorerBaseGUI.php.

References $enable_dnd.

Referenced by getJSTreePlugins().

     {
         return $this->enable_dnd;
     }

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◆ isNodeClickable()

ilExplorerBaseGUI::isNodeClickable ( $a_node )

Is node clickable?

Parameters

mixed $a_node node object/array

Returns: boolean node clickable true/false

Definition at line 349 of file class.ilExplorerBaseGUI.php.

Referenced by renderNode().

     {
         return true;
     }

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◆ isNodeHighlighted()

ilExplorerBaseGUI::isNodeHighlighted ( $a_node )

Is node highlighted?

Parameters

mixed $a_node node object/array

Returns: boolean node highlighted true/false

Definition at line 338 of file class.ilExplorerBaseGUI.php.

Referenced by renderNode().

     {
         return false;
     }

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◆ isNodeOnclickEnabled()

ilExplorerBaseGUI::isNodeOnclickEnabled ( )

Returns: boolean

Definition at line 1033 of file class.ilExplorerBaseGUI.php.

References $nodeOnclickEnabled.

Referenced by renderNode().

     {
         return $this->nodeOnclickEnabled;
     }

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◆ isNodeOpen()

ilExplorerBaseGUI::isNodeOpen ( $node_id )

protected

Get all open nodes.

Parameters

Definition at line 630 of file class.ilExplorerBaseGUI.php.

References getNodeId(), and getRootNode().

Referenced by ilTreeExplorerGUI\build(), and listItemStart().

     {
         return ($this->getNodeId($this->getRootNode()) == $node_id
             || in_array($node_id, $this->open_nodes)
             || in_array($node_id, $this->custom_open_nodes));
     }

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◆ isNodeSelectable()

ilExplorerBaseGUI::isNodeSelectable ( $a_node )

protected

Is node selectable?

Parameters

mixed $a_node node object/array

Returns: boolean node selectable true/false

Definition at line 360 of file class.ilExplorerBaseGUI.php.

Referenced by renderNode().

     {
         return true;
     }

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◆ isNodeVisible()

ilExplorerBaseGUI::isNodeVisible ( $a_node )

Is node visible?

Parameters

mixed $a_node node object/array

Returns: boolean node visible true/false

Definition at line 327 of file class.ilExplorerBaseGUI.php.

Referenced by getHTML(), nodeHasVisibleChilds(), and renderChilds().

     {
         return true;
     }

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◆ listEnd()

ilExplorerBaseGUI::listEnd ( $tpl )

List end.

Parameters

Definition at line 1024 of file class.ilExplorerBaseGUI.php.

References $tpl.

Referenced by getHTML(), and renderChilds().

     {
         $tpl->touchBlock("list_end");
         $tpl->touchBlock("tag");
     }

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◆ listItemEnd()

ilExplorerBaseGUI::listItemEnd ( $tpl )

List item end.

Parameters

Definition at line 1000 of file class.ilExplorerBaseGUI.php.

References $tpl.

Referenced by renderNode().

     {
         $tpl->touchBlock("list_item_end");
         $tpl->touchBlock("tag");
     }

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◆ listItemStart()

ilExplorerBaseGUI::listItemStart	(	$tpl,
		$a_node
	)

List item start.

Parameters

Definition at line 976 of file class.ilExplorerBaseGUI.php.

References $tpl, getAjax(), getDomNodeIdForNodeId(), getNodeId(), isNodeOpen(), and nodeHasVisibleChilds().

Referenced by renderNode().

     {
         $tpl->setCurrentBlock("list_item_start");
         if ($this->getAjax() && $this->nodeHasVisibleChilds($a_node) && !$this->isNodeOpen($this->getNodeId($a_node))) {
             $tpl->touchBlock("li_closed");
         }
         if ($this->isNodeOpen($this->getNodeId($a_node))) {
             $tpl->touchBlock("li_opened");
         }
 
         $tpl->setVariable(
             "DOM_NODE_ID",
             $this->getDomNodeIdForNodeId($this->getNodeId($a_node))
         );
         $tpl->parseCurrentBlock();
         $tpl->touchBlock("tag");
     }

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◆ listStart()

ilExplorerBaseGUI::listStart ( $tpl )

List start.

Parameters

Definition at line 1012 of file class.ilExplorerBaseGUI.php.

References $tpl.

Referenced by getHTML(), and renderChilds().

     {
         $tpl->touchBlock("list_start");
         $tpl->touchBlock("tag");
     }

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◆ nodeHasVisibleChilds()

ilExplorerBaseGUI::nodeHasVisibleChilds ( $a_node )

Node has childs?

Please note that this standard method may not be optimal depending on what a derived class does in isNodeVisible.

Parameters

Definition at line 249 of file class.ilExplorerBaseGUI.php.

References getChildsOfNode(), getNodeId(), and isNodeVisible().

Referenced by ilObjStudyProgrammeTreeExplorerGUI\listItemStart(), and listItemStart().

     {
         $childs = $this->getChildsOfNode($this->getNodeId($a_node));
 
         foreach ($childs as $child) {
             if ($this->isNodeVisible($child)) {
                 return true;
             }
         }
         return false;
     }

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◆ openNode()

ilExplorerBaseGUI::openNode ( )

Open node.

Definition at line 563 of file class.ilExplorerBaseGUI.php.

References $_GET, $ilLog, $log, exit, and getNodeIdForDomNodeId().

     {
         $ilLog = $this->log;
         
         $id = $this->getNodeIdForDomNodeId($_GET["node_id"]);
         if (!in_array($id, $this->open_nodes)) {
             $this->open_nodes[] = $id;
         }
         $this->store->set("on_" . $this->id, serialize($this->open_nodes));
         exit;
     }

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◆ renderChilds()

ilExplorerBaseGUI::renderChilds	(	$a_node_id,
		$tpl
	)

final

Render childs.

Parameters

Definition at line 889 of file class.ilExplorerBaseGUI.php.

References $tpl, getChildLimit(), getChildsOfNode(), getDomNodeIdForNodeId(), getSearchTerm(), isNodeVisible(), listEnd(), listStart(), renderNode(), and sortChilds().

Referenced by getNodeAsync(), and renderNode().

     {
         $childs = $this->getChildsOfNode($a_node_id);
         $childs = $this->sortChilds($childs, $a_node_id);
 
         if (count($childs) > 0 || ($this->getSearchTerm() != "" && $this->requested_node_id == $this->getDomNodeIdForNodeId($a_node_id))) {
             // collect visible childs
 
             $visible_childs = [];
             $cnt_child = 0;
 
             foreach ($childs as $child) {
                 $cnt_child++;
                 if ($this->getChildLimit() > 0 && $this->getChildLimit() < $cnt_child) {
                     continue;
                 }
 
                 if ($this->isNodeVisible($child)) {
                     $visible_childs[] = $child;
                 }
             }
 
             // search field, if too many childs
             $any = false;
             if ($this->getChildLimit() > 0 && $this->getChildLimit() < $cnt_child
                 || ($this->getSearchTerm() != "")) {
                 if (!$any) {
                     $this->listStart($tpl);
                     $any = true;
                 }
                 $tpl->setCurrentBlock("list_search");
                 $tpl->setVariable("SEARCH_CONTAINER_ID", $a_node_id);
                 if ($this->requested_node_id == $this->getDomNodeIdForNodeId($a_node_id)) {
                     $tpl->setVariable("SEARCH_VAL", $this->getSearchTerm());
                 }
                 $tpl->parseCurrentBlock();
                 $tpl->touchBlock("tag");
             }
 
             // render visible childs
             foreach ($visible_childs as $child) {
                 // check child limit
                 $cnt_child++;
 
                 if ($this->isNodeVisible($child)) {
                     if (!$any) {
                         $this->listStart($tpl);
                         $any = true;
                     }
                     $this->renderNode($child, $tpl);
                 }
             }
             if ($any) {
                 $this->listEnd($tpl);
             }
         }
     }

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◆ renderNode()

ilExplorerBaseGUI::renderNode	(	$a_node,
		$tpl
	)

Render node.

Parameters

Definition at line 807 of file class.ilExplorerBaseGUI.php.

References $tpl, getAjax(), getNodeContent(), getNodeHref(), getNodeIcon(), getNodeIconAlt(), getNodeId(), getNodeOnClick(), getNodeTarget(), getRootNode(), getSkipRootNode(), ilUtil\img(), isNodeClickable(), isNodeHighlighted(), isNodeOnclickEnabled(), isNodeSelectable(), listItemEnd(), listItemStart(), and renderChilds().

Referenced by getHTML(), getNodeAsync(), and renderChilds().

     {
         $skip = ($this->getSkipRootNode()
             && $this->getNodeId($this->getRootNode()) == $this->getNodeId($a_node));
         if (!$skip) {
             $this->listItemStart($tpl, $a_node);
 
             // select mode?
             if ($this->select_postvar != "" && $this->isNodeSelectable($a_node)) {
                 if ($this->select_multi) {
                     $tpl->setCurrentBlock("cb");
                     if (in_array($this->getNodeId($a_node), $this->selected_nodes)) {
                         $tpl->setVariable("CHECKED", 'checked="checked"');
                     }
                     $tpl->setVariable("CB_VAL", $this->getNodeId($a_node));
                     $tpl->setVariable("CB_NAME", $this->select_postvar . "[]");
                     $tpl->parseCurrentBlock();
                 } else {
                     $tpl->setCurrentBlock("rd");
                     if (in_array($this->getNodeId($a_node), $this->selected_nodes)) {
                         $tpl->setVariable("SELECTED", 'checked="checked"');
                     }
                     $tpl->setVariable("RD_VAL", $this->getNodeId($a_node));
                     $tpl->setVariable("RD_NAME", $this->select_postvar);
                     $tpl->parseCurrentBlock();
                 }
             }
 
 
             if ($this->isNodeHighlighted($a_node)) {
                 $tpl->touchBlock("hl");
             }
             $tpl->setCurrentBlock("content");
             if ($this->getNodeIcon($a_node) != "") {
                 $tpl->setVariable("ICON", ilUtil::img($this->getNodeIcon($a_node), $this->getNodeIconAlt($a_node)) . " ");
             }
             $tpl->setVariable("CONTENT", $this->getNodeContent($a_node));
             if ($this->isNodeClickable($a_node)) {
                 $tpl->setVariable("HREF", $this->getNodeHref($a_node));
             }
             $target = $this->getNodeTarget($a_node);
             if ($target != "") {
                 $targetRelatedParams = array(
                     'target="' . $target . '"'
                 );
 
                 if ('_blank' === $target) {
                     $targetRelatedParams[] = 'rel="noopener"';
                 }
 
                 $tpl->setVariable('TARGET', implode(' ', $targetRelatedParams));
             }
             if (!$this->isNodeOnclickEnabled() || !$this->isNodeClickable($a_node)) {
                 $tpl->setVariable("ONCLICK", 'onclick="return false;"');
                 $tpl->setVariable("A_CLASS", 'class="disabled"');
             } else {
                 $onclick = $this->getNodeOnClick($a_node);
                 if ($onclick != "") {
                     $tpl->setVariable("ONCLICK", 'onclick="' . $onclick . '"');
                 }
             }
             $tpl->parseCurrentBlock();
 
             $tpl->touchBlock("tag");
         }
         
         if (!$this->getAjax() || in_array($this->getNodeId($a_node), $this->open_nodes)
             || in_array($this->getNodeId($a_node), $this->custom_open_nodes)) {
             $this->renderChilds($this->getNodeId($a_node), $tpl);
         }
         
         if (!$skip) {
             $this->listItemEnd($tpl);
         }
     }

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◆ setAjax()

ilExplorerBaseGUI::setAjax ( $a_val )

Set ajax.

Parameters

boolean $a_val ajax

Definition at line 407 of file class.ilExplorerBaseGUI.php.

     {
         $this->ajax = $a_val;
     }

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◆ setChildLimit()

ilExplorerBaseGUI::setChildLimit ( $a_val )

Set child limit.

Parameters

int $a_val child limit

Definition at line 102 of file class.ilExplorerBaseGUI.php.

Referenced by ilRepositoryExplorerGUI\__construct(), and ilRepositorySelectorExplorerGUI\__construct().

     {
         $this->child_limit = $a_val;
     }

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◆ setEnableDnd()

ilExplorerBaseGUI::setEnableDnd ( $enable_dnd )

Enable Drag & Drop functionality.

Parameters

boolean $enable_dnd

Definition at line 1055 of file class.ilExplorerBaseGUI.php.

References $enable_dnd.

Referenced by ilObjStudyProgrammeTreeExplorerGUI\__construct().

     {
         $this->enable_dnd = $enable_dnd;
     }

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◆ setMainTemplate()

ilExplorerBaseGUI::setMainTemplate ( $a_main_tpl = null )

Set main template (that is responsible for adding js/css)

Parameters

ilTemplate | null $a_main_tpl

Definition at line 143 of file class.ilExplorerBaseGUI.php.

     {
         $this->tpl = $a_main_tpl;
     }

◆ setNodeOnclickEnabled()

ilExplorerBaseGUI::setNodeOnclickEnabled ( $nodeOnclickEnabled )

Parameters

boolean $nodeOnclickEnabled

Definition at line 1041 of file class.ilExplorerBaseGUI.php.

References $nodeOnclickEnabled.

Referenced by ilLSTOCGUI\__construct().

     {
         $this->nodeOnclickEnabled = $nodeOnclickEnabled;
     }

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◆ setNodeOpen()

ilExplorerBaseGUI::setNodeOpen ( $a_id )

Set node to be opened (additional custom opened node, not standard expand behaviour)

Parameters

Definition at line 448 of file class.ilExplorerBaseGUI.php.

Referenced by ilLMTableOfContentsExplorerGUI\__construct(), ilMediaPoolExplorerGUI\__construct(), ilForumExplorerGUI\__construct(), ilRepositoryExplorerGUI\__construct(), ilPublicSectionExplorerGUI\beforeRendering(), ilKSDocumentationExplorerGUI\openNodesRecursively(), and ilTreeExplorerGUI\setPathOpen().

     {
         if (!in_array($a_id, $this->custom_open_nodes)) {
             $this->custom_open_nodes[] = $a_id;
         }
     }

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◆ setNodeSelected()

ilExplorerBaseGUI::setNodeSelected ( $a_id )

Set node to be opened (additional custom opened node, not standard expand behaviour)

Parameters

Definition at line 499 of file class.ilExplorerBaseGUI.php.

Referenced by ilPublicSectionExplorerGUI\beforeRendering(), and ilSkillSelectorGUI\setSkillSelected().

     {
         if (!in_array($a_id, $this->selected_nodes)) {
             $this->selected_nodes[] = $a_id;
         }
     }

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◆ setOfflineMode()

ilExplorerBaseGUI::setOfflineMode ( $a_val )

Set offline mode.

Parameters

bool $a_val offline mode

Definition at line 511 of file class.ilExplorerBaseGUI.php.

Referenced by ilKSDocumentationExplorerGUI\__construct().

     {
         $this->offline_mode = $a_val;
     }

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◆ setSearchTerm()

ilExplorerBaseGUI::setSearchTerm ( $a_val )

Set search term.

Parameters

string $a_val search term

Definition at line 122 of file class.ilExplorerBaseGUI.php.

Referenced by getNodeAsync().

     {
         $this->search_term = $a_val;
     }

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◆ setSecondaryHighlightedNodes()

ilExplorerBaseGUI::setSecondaryHighlightedNodes ( $a_val )

Set secondary (background) highlighted nodes.

Parameters

array $a_val array of node ids

Definition at line 427 of file class.ilExplorerBaseGUI.php.

Referenced by ilLMTOCExplorerGUI\__construct().

     {
         $this->sec_highl_nodes = $a_val;
     }

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◆ setSelectMode()

ilExplorerBaseGUI::setSelectMode	(	$a_postvar,
		$a_multi = `false`
	)

Set select mode (to deactivate, pass an empty string as postvar)

Parameters

string	$a_postvar	variable used for post, a "[]" is added automatically
boolean	$a_multi	multi select (checkboxes) or not (radio)

Returns

Definition at line 487 of file class.ilExplorerBaseGUI.php.

Referenced by ilTestQuestionPoolSelectorExplorer\__construct(), and ilForumMoveTopicsExplorer\__construct().

     {
         $this->select_postvar = $a_postvar;
         $this->select_multi = $a_multi;
     }

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◆ setSkipRootNode()

ilExplorerBaseGUI::setSkipRootNode ( $a_val )

Set skip root node.

If set to false, the top node will not be displayed.

Parameters

boolean $a_val skip root node

Definition at line 387 of file class.ilExplorerBaseGUI.php.

     {
         $this->skip_root_node = $a_val;
     }

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◆ sortChilds()

ilExplorerBaseGUI::sortChilds	(	$a_childs,
		$a_parent_node_id
	)

Sort childs.

Parameters

array	$a_childs	array of child nodes
mixed	$a_parent_node	parent node

Returns: array array of childs nodes

Definition at line 269 of file class.ilExplorerBaseGUI.php.

Referenced by getHTML(), and renderChilds().

     {
         return $a_childs;
     }

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Field Documentation

◆ $ajax

ilExplorerBaseGUI::$ajax = false

protected

Definition at line 39 of file class.ilExplorerBaseGUI.php.

Referenced by getAjax().

◆ $child_limit

ilExplorerBaseGUI::$child_limit = 0

protected

Definition at line 62 of file class.ilExplorerBaseGUI.php.

Referenced by getChildLimit().

◆ $ctrl

ilExplorerBaseGUI::$ctrl

protected

Definition at line 26 of file class.ilExplorerBaseGUI.php.

Referenced by getHTML(), ilMaterialExplorer\getNodeHref(), ilMediaPoolExplorerGUI\getNodeHref(), ilLMEditorExplorerGUI\getNodeHref(), ilSCORM2004EditorExplorerGUI\getNodeHref(), and getOnLoadCode().

◆ $custom_open_nodes

ilExplorerBaseGUI::$custom_open_nodes = array()

protected

Definition at line 40 of file class.ilExplorerBaseGUI.php.

◆ $enable_dnd

ilExplorerBaseGUI::$enable_dnd = false

protected

Definition at line 45 of file class.ilExplorerBaseGUI.php.

Referenced by isEnableDnd(), and setEnableDnd().

◆ $js_expl_path

ilExplorerBaseGUI::$js_expl_path = "./Services/UIComponent/Explorer2/js/Explorer2.js"

staticprotected

Definition at line 37 of file class.ilExplorerBaseGUI.php.

◆ $js_tree_path

ilExplorerBaseGUI::$js_tree_path = "./libs/bower/bower_components/jstree/dist/jstree.js"

staticprotected

Definition at line 34 of file class.ilExplorerBaseGUI.php.

◆ $js_tree_path_css

ilExplorerBaseGUI::$js_tree_path_css = "./libs/bower/bower_components/jstree/dist/themes/default/style.min.css"

staticprotected

Definition at line 35 of file class.ilExplorerBaseGUI.php.

◆ $log

ilExplorerBaseGUI::$log

protected

Definition at line 21 of file class.ilExplorerBaseGUI.php.

Referenced by closeNode(), and openNode().

◆ $nodeOnclickEnabled

ilExplorerBaseGUI::$nodeOnclickEnabled

private

Definition at line 64 of file class.ilExplorerBaseGUI.php.

Referenced by isNodeOnclickEnabled(), and setNodeOnclickEnabled().

◆ $offline_mode

ilExplorerBaseGUI::$offline_mode = false

protected

Definition at line 43 of file class.ilExplorerBaseGUI.php.

Referenced by getOfflineMode().

◆ $open_nodes

ilExplorerBaseGUI::$open_nodes = []

protected

Definition at line 49 of file class.ilExplorerBaseGUI.php.

Referenced by __construct(), and getOnLoadCode().

◆ $parent_cmd

ilExplorerBaseGUI::$parent_cmd = ''

protected

Definition at line 67 of file class.ilExplorerBaseGUI.php.

◆ $parent_obj

ilExplorerBaseGUI::$parent_obj

protected

Definition at line 57 of file class.ilExplorerBaseGUI.php.

Referenced by ilLMExplorerGUI\beforeRendering(), ilObjStudyProgrammeTreeExplorerGUI\getChildsOfNode(), and ilWorkspaceExplorerGUI\getNodeHref().

◆ $search_term

ilExplorerBaseGUI::$search_term = ""

protected

Definition at line 46 of file class.ilExplorerBaseGUI.php.

Referenced by getSearchTerm().

◆ $sec_highl_nodes

ilExplorerBaseGUI::$sec_highl_nodes = array()

protected

Definition at line 44 of file class.ilExplorerBaseGUI.php.

Referenced by getSecondaryHighlightedNodes().

◆ $select_postvar

ilExplorerBaseGUI::$select_postvar = ""

protected

Definition at line 42 of file class.ilExplorerBaseGUI.php.

Referenced by ilSkillSelectorGUI\getSelectedSkills().

◆ $selected_nodes

ilExplorerBaseGUI::$selected_nodes = array()

protected

Definition at line 41 of file class.ilExplorerBaseGUI.php.

◆ $skip_root_node

ilExplorerBaseGUI::$skip_root_node = false

protected

Definition at line 38 of file class.ilExplorerBaseGUI.php.

Referenced by getSkipRootNode().

◆ $store

ilExplorerBaseGUI::$store

protected

Definition at line 52 of file class.ilExplorerBaseGUI.php.

◆ $tpl

ilExplorerBaseGUI::$tpl

protected

Definition at line 31 of file class.ilExplorerBaseGUI.php.

Referenced by getHTML(), init(), listEnd(), listItemEnd(), listItemStart(), listStart(), renderChilds(), and renderNode().

The documentation for this class was generated from the following file:

Services/UIComponent/Explorer2/classes/class.ilExplorerBaseGUI.php

Public Member Functions

Static Public Member Functions

Protected Member Functions

Protected Attributes

Static Protected Attributes

Private Attributes

Detailed Description

Constructor & Destructor Documentation

◆ __construct()

Member Function Documentation

◆ beforeRendering()

◆ closeNode()

◆ createHTMLExportDirs()

◆ getAjax()

◆ getChildLimit()

◆ getChildsOfNode()

◆ getContainerId()

◆ getDomNodeIdForNodeId()

◆ getHTML()

◆ getId()

◆ getJSTreePlugins()

◆ getLocalExplorerJsPath()

◆ getLocalJsTreeCssPath()

◆ getLocalJsTreeJsPath()

◆ getNodeAsync()

◆ getNodeContent()

◆ getNodeHref()

◆ getNodeIcon()

◆ getNodeIconAlt()

◆ getNodeId()

◆ getNodeIdForDomNodeId()

◆ getNodeOnClick()

◆ getNodeTarget()

◆ getNodeToggleOnClick()

◆ getOfflineMode()

◆ getOnLoadCode()

◆ getRootNode()

◆ getSearchTerm()

◆ getSecondaryHighlightedNodes()

◆ getSelectOnClick()

◆ getSkipRootNode()

◆ handleCommand()

◆ init()

◆ isEnableDnd()

◆ isNodeClickable()

◆ isNodeHighlighted()

◆ isNodeOnclickEnabled()

◆ isNodeOpen()

◆ isNodeSelectable()

◆ isNodeVisible()

◆ listEnd()

◆ listItemEnd()

◆ listItemStart()

◆ listStart()

◆ nodeHasVisibleChilds()

◆ openNode()

◆ renderChilds()

◆ renderNode()

◆ setAjax()

◆ setChildLimit()

◆ setEnableDnd()

◆ setMainTemplate()

◆ setNodeOnclickEnabled()

◆ setNodeOpen()

◆ setNodeSelected()

◆ setOfflineMode()

◆ setSearchTerm()

◆ setSecondaryHighlightedNodes()

◆ setSelectMode()

◆ setSkipRootNode()

◆ sortChilds()

Field Documentation

◆ $ajax

◆ $child_limit

◆ $ctrl

◆ $custom_open_nodes

◆ $enable_dnd

◆ $js_expl_path

◆ $js_tree_path

◆ $js_tree_path_css